<!--
	此示例下载自 https://echarts.apache.org/examples/zh/editor.html?c=doc-example%2Ftutorial-dynamic-data
-->
<!DOCTYPE html>
<html lang="zh-CN" style="height: 100%">
<head>
  <meta charset="utf-8">
</head>
<body style="height: 100%; margin: 0">
  <div id="container" style="height: 100%"></div>

  
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@5.4.1/dist/echarts.min.js"></script>
  <!-- Uncomment this line if you want to dataTool extension
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@5.4.1/dist/extension/dataTool.min.js"></script>
  -->
  <!-- Uncomment this line if you want to use gl extension
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts-gl@2/dist/echarts-gl.min.js"></script>
  -->
  <!-- Uncomment this line if you want to echarts-stat extension
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts-stat@latest/dist/ecStat.min.js"></script>
  -->
  <!-- Uncomment this line if you want to use map
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@4.9.0/map/js/china.js"></script>
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@4.9.0/map/js/world.js"></script>
  -->
  <!-- Uncomment these two lines if you want to use bmap extension
  <script type="text/javascript" src="https://api.map.baidu.com/api?v=3.0&ak=YOUR_API_KEY"></script>
  <script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@5.4.1/dist/extension/bmap.min.js"></script>
  -->

  <script type="text/javascript">
    var dom = document.getElementById('container');
    var myChart = echarts.init(dom, null, {
      renderer: 'canvas',
      useDirtyRect: false
    });
    var app = {};
    
    var option;

    var base = +new Date(2014, 9, 3);
var oneDay = 24 * 3600 * 1000;
var date = [];
var data = [Math.random() * 150];
var now = new Date(base);
function addData(shift) {
  now = [now.getFullYear(), now.getMonth() + 1, now.getDate()].join('/');
  date.push(now);
  data.push((Math.random() - 0.4) * 10 + data[data.length - 1]);
  if (shift) {
    date.shift();
    data.shift();
  }
  now = new Date(+new Date(now) + oneDay);
}
for (var i = 1; i < 100; i++) {
  addData();
}
option = {
  xAxis: {
    type: 'category',
    boundaryGap: false,
    data: date
  },
  yAxis: {
    boundaryGap: [0, '50%'],
    type: 'value'
  },
  series: [
    {
      name: '成交',
      type: 'line',
      smooth: true,
      symbol: 'none',
      stack: 'a',
      areaStyle: {
        normal: {}
      },
      data: data
    }
  ]
};
setInterval(function () {
  addData(true);
  myChart.setOption({
    xAxis: {
      data: date
    },
    series: [
      {
        name: '成交',
        data: data
      }
    ]
  });
}, 500);

    if (option && typeof option === 'object') {
      myChart.setOption(option);
    }

    window.addEventListener('resize', myChart.resize);
  </script>
</body>
</html>